Finding the Fourth Proportional to 857,205.14, 1,285,545.23 and 592,665.62
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Solution
The fourth proportional to 857,205.14, 1,285,545.23 and 592,665.62 is: 888,816.95
Step by Step Solution
- Step 1: Write the proportion equation
857,205.14 : 1,285,545.23 = 592,665.62 : x - Step 2: Convert to fraction form
857,205.14/1,285,545.23 = 592,665.62/x - Step 3: Cross multiply
857,205.14x = 1,285,545.23 × 592,665.62 - Step 4: Simplify right side
857,205.14x = 761,898,457,812.67 - Step 5: Solve for x
x = 761,898,457,812.67/857,205.14 - Step 6: Final answer
x = 888,816.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.